Authentication
Laravel 8
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Laravel 10
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Laravel 12
Unauthenticated Error in Laravel - Solutions
This error occurs when trying to access a protected route without proper authentication.
The Error
Error Message
Unauthenticated / 401 UnauthorizedCommon Causes
- 1 User not logged in
- 2 Session expired
- 3 API token missing or invalid
- 4 Auth middleware applied incorrectly
- 5 Sanctum/Passport misconfiguration
Solutions
1
Check if user is authenticated in Blade
Blade
@auth
<p>Welcome, {{ auth()->user()->name }}</p>
@else
<a href="/login">Please login</a>
@endauth
2
For API requests, include Bearer token
JavaScript
fetch('/api/user', {
headers: {
'Authorization': `Bearer ${token}`,
'Accept': 'application/json'
}
});
3
Configure Sanctum for SPA authentication
ENV
// In .env
SANCTUM_STATEFUL_DOMAINS=localhost:3000
SESSION_DOMAIN=localhost
4
Handle unauthenticated redirect
PHP
// In app/Http/Middleware/Authenticate.php
protected function redirectTo($request)
{
if (!$request->expectsJson()) {
return route('login');
}
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